If tanq+cotq=2 then find out tan²q+cot²q.?
If sinA=cosA then find out 2tan²A-2sec²A+5?
Answers
Answered by
1
(tanq +cotq)^2= 4
tanq^2+cotq^2=4-2tanq.cotq
tanq^2+cotq^2=4-2=2
as sin a= cos a
it is only possible if a= 45
2tanA^ +2secA^2+5= 2-4+5=3
tanq^2+cotq^2=4-2tanq.cotq
tanq^2+cotq^2=4-2=2
as sin a= cos a
it is only possible if a= 45
2tanA^ +2secA^2+5= 2-4+5=3
harpreetkaurinp29qla:
Jo question Ma dia h
haan..uska ans 2 and 3 hi hain
Man find out Karna h Tan²q+cot²q ka 15 question Ma Ar 16ma 2tan²A-2sec²A+5
thats what i did. ..
tumko confusion kahan pe hain
Sir is ^ sign ka means Kya hota h
exponent
Ok
ok
ThakQ
Answered by
0
tan^2 + cot^2 =2 and second ans is 3
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